Nonfatal injury emergency department visits and inpatient hospitalizations among persons under age 65 with an intellectual and developmental disability or deaf or hard of hearing disability

Table 5 Rate ratios for nonfatal injuries by disability status and injury type in Kentucky, 2019–2023

			Stratified Model
	Overall Model		Intellectual and Developmental Disabilities		Deaf or Hard of Hearing Disabilities		No Intellectual and Developmental, Deaf or Hard of Hearing Disabilities (Reference Group)
	Adjusted Rate Ratio (95% CI)	p-value	Adjusted Rate Ratio (95% CI)	p-value	Adjusted Rate Ratio (95% CI)	p-value	Adjusted Rate Ratio (95% CI)	p-value
Injury Type
Self-harm	1.012 (0.994–1.030)	0.196	8.740 (7.783–9.815)	< 0.001	1.785 (1.402–2.272)	< 0.001	1.000 (0.982–1.018)	1.000
Assault	1.100 (0.991–1.011)	0.851	1.386 (1.173–1.637)	0.001	1.310 (1.115–1.540)	0.001	1.000 (0.990–1.010)	1.000
Unintentional fall	1.001 (0.997–1.005)	0.587	1.540 (1.436–1.633)	< 0.001	1.283 (1.201–1.372)	< 0.001	1.000 (0.996–1.004)	1.000
Unintentional motor vehicle crash	0.999 (0.993–1.005)	0.782	0.303 (0.245–0.374)	< 0.001	1.064 (0.957–1.183)	0.254	1.000 (0.994–1.006)	1.000
Drug poisoning	1.003 (0.992–1.014)	0.601	2.401 (2.103–2.740)	< 0.001	1.620 (1.391–1.886)	< 0.001	1.000 (0.989–1.011)	1.000
Struck by/Against	0.999 (0.994–1.005)	0.887	0.804 (0.711–0.909)	0.001	0.904 (0.811–1.009)	0.071	1.000 (0.994–1.006)	1.000
Overexertion	0.998 (0.991–1.006)	0.698	0.228 (0.166–0.313)	< 0.001	0.653 (0.547–0.780)	< 0.001	1.000 (0.992–1.008)	1.000
Location of Treatment
ED	0.999 (0.998–1.002)	0.834	0.968 (0.925–1.012)	0.154	0.872 (0.836–0.909)	< 0.001	1.000 (0.998–1.002)	1.000
IP	1.006 (0.994–1.019)	0.309	1.532 (1.408–1.666)	< 0.001	1.423 (1.303–1.554)	< 0.001	1.000 (0.988–1.012)	1.000

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